Athena Strand’s killer FedEx driver's split personas, defense scream ‘manipulation,’ not madness: expert

Tanner Horner, a FedEx driver, pleaded guilty to killing 7-year-old Athena Strand, with his defense citing mental health struggles. Body camera footage shows him switching personas during police interactions, prompting experts to question manipulation over madness. A jury will decide his sentence between life imprisonment or death.